Discover the exact function of the ignition module, the electronic brain that controls your engine’s spark timing, and learn how to diagnose failures.

May 8, 2025 · The ignition control module (ICM) switches the ignition coils on and off to fire the spark plugs in older vehicles. It determines your vehicle’s base ignition timing and controls the primary …

This module controls the timing of the ignition coil so your engine can run smoothly. If this module overheats or wears out, you'll have all kinds of engine issues and AutoZone has the replacement you …

The ignition module, often called the ignition control module (ICM), is a critical component in your car’s ignition system, working with the ignition coil to deliver the spark that powers your engine. When it …

Without a functioning distributor control module, issues such as misfires, rough idle, and reduced power can and will arise, hampering engine performance by significantly cutting power and using that power …

Aug 5, 2025 · How to check an ignition module using simple tools and real steps. Learn easy tests, spot failures fast, and fix no-spark issues like a pro today.

The ignition control module is responsible for managing the timing of the spark plugs, working closely with the ignition coil to ensure your engine fires at the right moment.

May 16, 2025 · Learn how to replace a car's ignition control module with this detailed step-by-step guide. We cover the necessary tools, troubleshooting tips, and expert advice for successful ignition module …

May 13, 2024 · What is an Ignition Control Module? An engine’s ignition control module serves a very important purpose. This device is used to regulate the ignition timing and spark for each respective …

Jul 14, 2023 · The brain behind your car’s spark timing is the ignition control module. It makes sure the spark plugs fire exactly when they should so the engine runs smoothly.